== sanity test 399b: fake read should not be slower than normal read ========================================================== 04:44:40 (1785401080) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 17.3002 s, 60.6 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.28133 s, 818 MB/s fail_loc=0 fake read 1.368742369 vs. normal read 17.397457369 in seconds